/*
 * TeleStax, Open Source Cloud Communications  Copyright 2012.
 * and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.mobicents.protocols.ss7.cap.service.gprs;

import java.io.IOException;

import org.mobicents.protocols.asn.AsnException;
import org.mobicents.protocols.asn.AsnInputStream;
import org.mobicents.protocols.asn.AsnOutputStream;
import org.mobicents.protocols.asn.Tag;
import org.mobicents.protocols.ss7.cap.api.CAPException;
import org.mobicents.protocols.ss7.cap.api.CAPMessageType;
import org.mobicents.protocols.ss7.cap.api.CAPOperationCode;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentExceptionReason;
import org.mobicents.protocols.ss7.cap.api.service.gprs.ApplyChargingReportGPRSRequest;
import org.mobicents.protocols.ss7.cap.api.service.gprs.primitive.ChargingResult;
import org.mobicents.protocols.ss7.cap.api.service.gprs.primitive.ChargingRollOver;
import org.mobicents.protocols.ss7.cap.api.service.gprs.primitive.PDPID;
import org.mobicents.protocols.ss7.cap.api.service.gprs.primitive.QualityOfService;
import org.mobicents.protocols.ss7.cap.service.gprs.primitive.ChargingResultImpl;
import org.mobicents.protocols.ss7.cap.service.gprs.primitive.ChargingRollOverImpl;
import org.mobicents.protocols.ss7.cap.service.gprs.primitive.PDPIDImpl;
import org.mobicents.protocols.ss7.cap.service.gprs.primitive.QualityOfServiceImpl;
import org.mobicents.protocols.ss7.map.api.MAPParsingComponentException;

/**
 * 
 * @author Lasith Waruna Perera
 * 
 */
public class ApplyChargingReportGPRSRequestImpl  extends GprsMessageImpl  implements ApplyChargingReportGPRSRequest {
	
	public static final String _PrimitiveName = "ApplyChargingReportGPRSRequest";
	
	public static final int _ID_chargingResult = 0;
	public static final int _ID_qualityOfService = 1;
	public static final int _ID_active = 2;
	public static final int _ID_pdpID = 3;
	public static final int _ID_chargingRollOver = 4;
	
	private ChargingResult chargingResult;
	private QualityOfService qualityOfService;
	private boolean active;
	private PDPID pdpID;
	private ChargingRollOver chargingRollOver;

	public ApplyChargingReportGPRSRequestImpl() {
	}
	
	public ApplyChargingReportGPRSRequestImpl(ChargingResult chargingResult,
			QualityOfService qualityOfService, boolean active, PDPID pdpID,
			ChargingRollOver chargingRollOver) {
		super();
		this.chargingResult = chargingResult;
		this.qualityOfService = qualityOfService;
		this.active = active;
		this.pdpID = pdpID;
		this.chargingRollOver = chargingRollOver;
	}

	@Override
	public ChargingResult getChargingResult(){
		return this.chargingResult;
	}

	@Override
	public QualityOfService getQualityOfService(){
		return this.qualityOfService;
	}

	@Override
	public boolean getActive(){
		return this.active;
	}

	@Override
	public PDPID getPDPID() {
		return this.pdpID;
	}
	
	@Override
	public ChargingRollOver getChargingRollOver(){
		return this.chargingRollOver;
	}


	
	@Override
	public CAPMessageType getMessageType() {
		return CAPMessageType.applyChargingGPRS_Request;
	}

	@Override
	public int getOperationCode() {
		return CAPOperationCode.applyChargingGPRS;
	}

	@Override
	public int getTag() throws CAPException {
		return Tag.SEQUENCE;
	}

	@Override
	public int getTagClass() {
		return Tag.CLASS_UNIVERSAL;
	}

	@Override
	public boolean getIsPrimitive() {
		return false;
	}

	@Override
	public void decodeAll(AsnInputStream ansIS)
			throws CAPParsingComponentException {
		try {
			int length = ansIS.readLength();
			this._decode(ansIS, length);
		} catch (IOException e) {
			throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (AsnException e) {
			throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (MAPParsingComponentException e) {
			throw new CAPParsingComponentException("MAPParsingComponentException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		}
	}

	@Override
	public void decodeData(AsnInputStream ansIS, int length)
			throws CAPParsingComponentException {
		try {
			this._decode(ansIS, length);
		} catch (IOException e) {
			throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (AsnException e) {
			throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (MAPParsingComponentException e) {
			throw new CAPParsingComponentException("MAPParsingComponentException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		}
	}

	private void _decode(AsnInputStream ansIS, int length) throws CAPParsingComponentException, IOException, AsnException, MAPParsingComponentException {

		this.chargingResult = null;
		this.qualityOfService = null;
		this.active = true;
		this.pdpID = null;
		this.chargingRollOver = null;

		AsnInputStream ais = ansIS.readSequenceStreamData(length);
		while (true) {
			if (ais.available() == 0)
				break;
			
			int tag = ais.readTag();

			if (ais.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) {
				switch (tag) {
				case _ID_chargingResult:
					if (ais.isTagPrimitive())
						throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + ".chargingResult: Parameter is primitive",
								CAPParsingComponentExceptionReason.MistypedParameter);
					this.chargingResult = new ChargingResultImpl();
					AsnInputStream ais2 = ais.readSequenceStream();
					ais2.readTag();
					((ChargingResultImpl) this.chargingResult).decodeAll(ais2);
					break;		
				case _ID_qualityOfService:
					if (ais.isTagPrimitive())
						throw new CAPParsingComponentException(
								"Error while decoding " + _PrimitiveName + ".qualityOfService: Parameter is primitive",
								CAPParsingComponentExceptionReason.MistypedParameter);
					this.qualityOfService = new QualityOfServiceImpl();
					((QualityOfServiceImpl) this.qualityOfService).decodeAll(ais);
					break;
				case _ID_active:
					if (!ais.isTagPrimitive())
						throw new CAPParsingComponentException(
								"Error while decoding " + _PrimitiveName + ".active: Parameter is not primitive",
								CAPParsingComponentExceptionReason.MistypedParameter);
					this.active = ais.readBoolean();
					break;
				case _ID_pdpID:
					if (!ais.isTagPrimitive())
						throw new CAPParsingComponentException(
								"Error while decoding " + _PrimitiveName + ".pdpID: Parameter is not primitive",
								CAPParsingComponentExceptionReason.MistypedParameter);
					this.pdpID = new PDPIDImpl();
					((PDPIDImpl) this.pdpID).decodeAll(ais);
					break;
				case _ID_chargingRollOver:
					if (ais.isTagPrimitive())
						throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + ".chargingRollOver: Parameter is primitive",
								CAPParsingComponentExceptionReason.MistypedParameter);
					this.chargingRollOver = new ChargingRollOverImpl();
					AsnInputStream ais3 = ais.readSequenceStream();
					ais3.readTag();
					((ChargingRollOverImpl) this.chargingRollOver).decodeAll(ais3);
					break;	
				default:
					ais.advanceElement();
					break;
				}
			} else {
				ais.advanceElement();
			}
		}
			
		if (this.chargingResult == null)
			throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + ": parameter chargingResult is mandatory but not found",
					CAPParsingComponentExceptionReason.MistypedParameter);

	}
	
	@Override
	public void encodeAll(AsnOutputStream asnOs) throws CAPException {
		this.encodeAll(asnOs, this.getTagClass(), this.getTag());
	}

	@Override
	public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag)
			throws CAPException {
		try {
			asnOs.writeTag(tagClass, this.getIsPrimitive(), tag);
			int pos = asnOs.StartContentDefiniteLength();
			this.encodeData(asnOs);
			asnOs.FinalizeContent(pos);
		} catch (AsnException e) {
			throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		}
	}

	@Override
	public void encodeData(AsnOutputStream asnOs) throws CAPException {
	
		if (this.chargingResult == null)
			throw new CAPException("Error while encoding " + _PrimitiveName + ": chargingResult must not be null");

		try {
			asnOs.writeTag(Tag.CLASS_CONTEXT_SPECIFIC, false, _ID_chargingResult);
			int pos = asnOs.StartContentDefiniteLength();
			((ChargingResultImpl) this.chargingResult).encodeAll(asnOs);
			asnOs.FinalizeContent(pos);
			
			if (this.qualityOfService != null)
				((QualityOfServiceImpl) this.qualityOfService).encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, _ID_qualityOfService);
			
			asnOs.writeBoolean(Tag.CLASS_CONTEXT_SPECIFIC, _ID_active,active);
			
			if (this.pdpID != null)
				((PDPIDImpl) this.pdpID).encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, _ID_pdpID);
			
			if (this.chargingRollOver != null){
				asnOs.writeTag(Tag.CLASS_CONTEXT_SPECIFIC, false, _ID_chargingRollOver);
				int pos1 = asnOs.StartContentDefiniteLength();
				((ChargingRollOverImpl) this.chargingRollOver).encodeAll(asnOs);
				asnOs.FinalizeContent(pos1);	
			}
			
		} catch (IOException e) {
			throw new CAPException("IOException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		} catch (AsnException e) {
			throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		} 
	}
	
	@Override
	public String toString() {
		StringBuilder sb = new StringBuilder();
		sb.append(_PrimitiveName + " [");

		if (this.chargingResult != null) {
			sb.append("chargingResult=");
			sb.append(this.chargingResult.toString());
			sb.append(", ");
		}
		
		if (this.qualityOfService != null) {
			sb.append("qualityOfService=");
			sb.append(this.qualityOfService.toString());
			sb.append(", ");
		}
		
		if (this.active) {
			sb.append("active ");
			sb.append(", ");
		}
		
		if (this.pdpID != null) {
			sb.append("pdpID=");
			sb.append(this.pdpID.toString());
			sb.append(", ");
		}
		
		if (this.chargingRollOver != null) {
			sb.append("chargingRollOver=");
			sb.append(this.chargingRollOver.toString());
		}

		sb.append("]");

		return sb.toString();
	}
}
